Carburetor - Husqvarna K1270 II Workshop Manual

6.6 Carburetor

6.6.1 Carburetor components
1
5
1. Lever for the start throttle
2. Connection to the air purge bulb
3. Fuel line from the fuel tank
4. Impulse channel, from the crankcase to the
carburetor pump diaphragm
5. Connection to the fuel tank
6. Idle screw, engine speed adjustment
7. High and low speed nozzle
8. Throttle lever
9. Throttle valve
10. Throttle lever for the choke
11. Duct for pressure control of the the filter chamber
12. Choke valve
13. Pump unit cover
14. Measuring chamber cover
15. Pump diaphragm
16. Needle valve for the pressure regulator
17. Fuel pump for the valve tongues
18. Measurement chamber
36 - Repair and servicing
2 3
6 7 8
13
15
17
4
9 10
14
16
6.6.2 Pressure tester
The pump piston of the pressure tester (refer to
Servicing tools overview on page 12 ) must be operated
with one hand. The pressure tester is supplied with an
adapter for small dimensions. Make the hose connection
as short as possible, this gives a more accurate test
result.
11 12
18
1273 - 001 - 04.11.2019